Home / 172,124,405.57-258,237,263.93-55,537,574.43

Finding the Fourth Proportional to 172,124,405.57, 258,237,263.93 and 55,537,574.43

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Solution

The fourth proportional to 172,124,405.57, 258,237,263.93 and 55,537,574.43 is: 83,322,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,124,405.57 : 258,237,263.93 = 55,537,574.43 : x
  2. Step 2: Convert to fraction form
    172,124,405.57/258,237,263.93 = 55,537,574.43/x
  3. Step 3: Cross multiply
    172,124,405.57x = 258,237,263.93 × 55,537,574.43
  4. Step 4: Simplify right side
    172,124,405.57x = 14,341,871,266,111,930
  5. Step 5: Solve for x
    x = 14,341,871,266,111,930/172,124,405.57
  6. Step 6: Final answer
    x = 83,322,706.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.